Simply screw it into a power screwdriver and have the wing nut/shutters installed without worrying about spraining your thumbs using other hardware tools, which saves wear and tear on your fingers. To quickly tighten, simply turn the wing nut using a drill. your impact driver or drill will drive just about any wing nut or C-head bolt up to 5 times faster than you can by hand. This nut driver drill bit is designed to tighten or loosen wing nuts, bolts and hooks quickly and efficiently when installing Hurri shutters/panels or other projects. It saves you a lot of time and gets your job done quickly. This must-have tool is a must-have for tackling areas prone to snowstorms material: steel color: silver package contents: 5 * Wing nut driver Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm. Delivery quantity: 5 pieces / Set Product color: silver Product size: 80 mm long Note: manual measurement, please allow an error of 1 - 3cm!Yeuri 80 mm de long Note: mesure manuelle, veuillez autoriser une erreur de 1 - 3cm!Yeuri